1 //===-- GDBRemoteCommunicationClientTest.cpp --------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 #include <future> 10 11 #include "GDBRemoteTestUtils.h" 12 13 #include "Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.h" 14 #include "lldb/Core/ModuleSpec.h" 15 #include "lldb/Target/MemoryRegionInfo.h" 16 #include "lldb/Utility/DataBuffer.h" 17 #include "lldb/Utility/StructuredData.h" 18 #include "lldb/Utility/TraceOptions.h" 19 #include "lldb/lldb-enumerations.h" 20 #include "llvm/ADT/ArrayRef.h" 21 #include "llvm/Testing/Support/Error.h" 22 23 using namespace lldb_private::process_gdb_remote; 24 using namespace lldb_private; 25 using namespace lldb; 26 using namespace llvm; 27 28 namespace { 29 30 typedef GDBRemoteCommunication::PacketResult PacketResult; 31 32 struct TestClient : public GDBRemoteCommunicationClient { 33 TestClient() { m_send_acks = false; } 34 }; 35 36 void Handle_QThreadSuffixSupported(MockServer &server, bool supported) { 37 StringExtractorGDBRemote request; 38 ASSERT_EQ(PacketResult::Success, server.GetPacket(request)); 39 ASSERT_EQ("QThreadSuffixSupported", request.GetStringRef()); 40 if (supported) 41 ASSERT_EQ(PacketResult::Success, server.SendOKResponse()); 42 else 43 ASSERT_EQ(PacketResult::Success, server.SendUnimplementedResponse(nullptr)); 44 } 45 46 void HandlePacket(MockServer &server, StringRef expected, StringRef response) { 47 StringExtractorGDBRemote request; 48 ASSERT_EQ(PacketResult::Success, server.GetPacket(request)); 49 ASSERT_EQ(expected, request.GetStringRef()); 50 ASSERT_EQ(PacketResult::Success, server.SendPacket(response)); 51 } 52 53 uint8_t all_registers[] = {'@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 54 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O'}; 55 std::string all_registers_hex = "404142434445464748494a4b4c4d4e4f"; 56 uint8_t one_register[] = {'A', 'B', 'C', 'D'}; 57 std::string one_register_hex = "41424344"; 58 59 } // end anonymous namespace 60 61 class GDBRemoteCommunicationClientTest : public GDBRemoteTest { 62 public: 63 void SetUp() override { 64 ASSERT_THAT_ERROR(Connect(client, server), llvm::Succeeded()); 65 } 66 67 protected: 68 TestClient client; 69 MockServer server; 70 }; 71 72 TEST_F(GDBRemoteCommunicationClientTest, WriteRegister) { 73 const lldb::tid_t tid = 0x47; 74 const uint32_t reg_num = 4; 75 std::future<bool> write_result = std::async(std::launch::async, [&] { 76 return client.WriteRegister(tid, reg_num, one_register); 77 }); 78 79 Handle_QThreadSuffixSupported(server, true); 80 81 HandlePacket(server, "P4=" + one_register_hex + ";thread:0047;", "OK"); 82 ASSERT_TRUE(write_result.get()); 83 84 write_result = std::async(std::launch::async, [&] { 85 return client.WriteAllRegisters(tid, all_registers); 86 }); 87 88 HandlePacket(server, "G" + all_registers_hex + ";thread:0047;", "OK"); 89 ASSERT_TRUE(write_result.get()); 90 } 91 92 TEST_F(GDBRemoteCommunicationClientTest, WriteRegisterNoSuffix) { 93 const lldb::tid_t tid = 0x47; 94 const uint32_t reg_num = 4; 95 std::future<bool> write_result = std::async(std::launch::async, [&] { 96 return client.WriteRegister(tid, reg_num, one_register); 97 }); 98 99 Handle_QThreadSuffixSupported(server, false); 100 HandlePacket(server, "Hg47", "OK"); 101 HandlePacket(server, "P4=" + one_register_hex, "OK"); 102 ASSERT_TRUE(write_result.get()); 103 104 write_result = std::async(std::launch::async, [&] { 105 return client.WriteAllRegisters(tid, all_registers); 106 }); 107 108 HandlePacket(server, "G" + all_registers_hex, "OK"); 109 ASSERT_TRUE(write_result.get()); 110 } 111 112 TEST_F(GDBRemoteCommunicationClientTest, ReadRegister) { 113 const lldb::tid_t tid = 0x47; 114 const uint32_t reg_num = 4; 115 std::future<bool> async_result = std::async( 116 std::launch::async, [&] { return client.GetpPacketSupported(tid); }); 117 Handle_QThreadSuffixSupported(server, true); 118 HandlePacket(server, "p0;thread:0047;", one_register_hex); 119 ASSERT_TRUE(async_result.get()); 120 121 std::future<DataBufferSP> read_result = std::async( 122 std::launch::async, [&] { return client.ReadRegister(tid, reg_num); }); 123 HandlePacket(server, "p4;thread:0047;", "41424344"); 124 auto buffer_sp = read_result.get(); 125 ASSERT_TRUE(bool(buffer_sp)); 126 ASSERT_EQ(0, 127 memcmp(buffer_sp->GetBytes(), one_register, sizeof one_register)); 128 129 read_result = std::async(std::launch::async, 130 [&] { return client.ReadAllRegisters(tid); }); 131 HandlePacket(server, "g;thread:0047;", all_registers_hex); 132 buffer_sp = read_result.get(); 133 ASSERT_TRUE(bool(buffer_sp)); 134 ASSERT_EQ(0, 135 memcmp(buffer_sp->GetBytes(), all_registers, sizeof all_registers)); 136 } 137 138 TEST_F(GDBRemoteCommunicationClientTest, SaveRestoreRegistersNoSuffix) { 139 const lldb::tid_t tid = 0x47; 140 uint32_t save_id; 141 std::future<bool> async_result = std::async(std::launch::async, [&] { 142 return client.SaveRegisterState(tid, save_id); 143 }); 144 Handle_QThreadSuffixSupported(server, false); 145 HandlePacket(server, "Hg47", "OK"); 146 HandlePacket(server, "QSaveRegisterState", "1"); 147 ASSERT_TRUE(async_result.get()); 148 EXPECT_EQ(1u, save_id); 149 150 async_result = std::async(std::launch::async, [&] { 151 return client.RestoreRegisterState(tid, save_id); 152 }); 153 HandlePacket(server, "QRestoreRegisterState:1", "OK"); 154 ASSERT_TRUE(async_result.get()); 155 } 156 157 TEST_F(GDBRemoteCommunicationClientTest, SyncThreadState) { 158 const lldb::tid_t tid = 0x47; 159 std::future<bool> async_result = std::async( 160 std::launch::async, [&] { return client.SyncThreadState(tid); }); 161 HandlePacket(server, "qSyncThreadStateSupported", "OK"); 162 HandlePacket(server, "QSyncThreadState:0047;", "OK"); 163 ASSERT_TRUE(async_result.get()); 164 } 165 166 TEST_F(GDBRemoteCommunicationClientTest, GetModulesInfo) { 167 llvm::Triple triple("i386-pc-linux"); 168 169 FileSpec file_specs[] = { 170 FileSpec("/foo/bar.so", false, FileSpec::ePathSyntaxPosix), 171 FileSpec("/foo/baz.so", false, FileSpec::ePathSyntaxPosix), 172 173 // This is a bit dodgy but we currently depend on GetModulesInfo not 174 // performing denormalization. It can go away once the users 175 // (DynamicLoaderPOSIXDYLD, at least) correctly set the path syntax for 176 // the FileSpecs they create. 177 FileSpec("/foo/baw.so", false, FileSpec::ePathSyntaxWindows), 178 }; 179 std::future<llvm::Optional<std::vector<ModuleSpec>>> async_result = 180 std::async(std::launch::async, 181 [&] { return client.GetModulesInfo(file_specs, triple); }); 182 HandlePacket( 183 server, "jModulesInfo:[" 184 R"({"file":"/foo/bar.so","triple":"i386-pc-linux"},)" 185 R"({"file":"/foo/baz.so","triple":"i386-pc-linux"},)" 186 R"({"file":"/foo/baw.so","triple":"i386-pc-linux"}])", 187 R"([{"uuid":"404142434445464748494a4b4c4d4e4f","triple":"i386-pc-linux",)" 188 R"("file_path":"/foo/bar.so","file_offset":0,"file_size":1234}]])"); 189 190 auto result = async_result.get(); 191 ASSERT_TRUE(result.hasValue()); 192 ASSERT_EQ(1u, result->size()); 193 EXPECT_EQ("/foo/bar.so", result.getValue()[0].GetFileSpec().GetPath()); 194 EXPECT_EQ(triple, result.getValue()[0].GetArchitecture().GetTriple()); 195 EXPECT_EQ(UUID("@ABCDEFGHIJKLMNO", 16), result.getValue()[0].GetUUID()); 196 EXPECT_EQ(0u, result.getValue()[0].GetObjectOffset()); 197 EXPECT_EQ(1234u, result.getValue()[0].GetObjectSize()); 198 } 199 200 TEST_F(GDBRemoteCommunicationClientTest, GetModulesInfo_UUID20) { 201 llvm::Triple triple("i386-pc-linux"); 202 203 FileSpec file_spec("/foo/bar.so", false, FileSpec::ePathSyntaxPosix); 204 std::future<llvm::Optional<std::vector<ModuleSpec>>> async_result = 205 std::async(std::launch::async, 206 [&] { return client.GetModulesInfo(file_spec, triple); }); 207 HandlePacket( 208 server, 209 "jModulesInfo:[" 210 R"({"file":"/foo/bar.so","triple":"i386-pc-linux"}])", 211 R"([{"uuid":"404142434445464748494a4b4c4d4e4f50515253","triple":"i386-pc-linux",)" 212 R"("file_path":"/foo/bar.so","file_offset":0,"file_size":1234}]])"); 213 214 auto result = async_result.get(); 215 ASSERT_TRUE(result.hasValue()); 216 ASSERT_EQ(1u, result->size()); 217 EXPECT_EQ("/foo/bar.so", result.getValue()[0].GetFileSpec().GetPath()); 218 EXPECT_EQ(triple, result.getValue()[0].GetArchitecture().GetTriple()); 219 EXPECT_EQ(UUID("@ABCDEFGHIJKLMNOPQRS", 20), result.getValue()[0].GetUUID()); 220 EXPECT_EQ(0u, result.getValue()[0].GetObjectOffset()); 221 EXPECT_EQ(1234u, result.getValue()[0].GetObjectSize()); 222 } 223 224 TEST_F(GDBRemoteCommunicationClientTest, GetModulesInfoInvalidResponse) { 225 llvm::Triple triple("i386-pc-linux"); 226 FileSpec file_spec("/foo/bar.so", false, FileSpec::ePathSyntaxPosix); 227 228 const char *invalid_responses[] = { 229 // no UUID 230 R"([{"triple":"i386-pc-linux",)" 231 R"("file_path":"/foo/bar.so","file_offset":0,"file_size":1234}]])", 232 // invalid UUID 233 R"([{"uuid":"XXXXXX","triple":"i386-pc-linux",)" 234 R"("file_path":"/foo/bar.so","file_offset":0,"file_size":1234}]])", 235 // no triple 236 R"([{"uuid":"404142434445464748494a4b4c4d4e4f",)" 237 R"("file_path":"/foo/bar.so","file_offset":0,"file_size":1234}]])", 238 // no file_path 239 R"([{"uuid":"404142434445464748494a4b4c4d4e4f","triple":"i386-pc-linux",)" 240 R"("file_offset":0,"file_size":1234}]])", 241 // no file_offset 242 R"([{"uuid":"404142434445464748494a4b4c4d4e4f","triple":"i386-pc-linux",)" 243 R"("file_path":"/foo/bar.so","file_size":1234}]])", 244 // no file_size 245 R"([{"uuid":"404142434445464748494a4b4c4d4e4f","triple":"i386-pc-linux",)" 246 R"("file_path":"/foo/bar.so","file_offset":0}]])", 247 }; 248 249 for (const char *response : invalid_responses) { 250 std::future<llvm::Optional<std::vector<ModuleSpec>>> async_result = 251 std::async(std::launch::async, 252 [&] { return client.GetModulesInfo(file_spec, triple); }); 253 HandlePacket( 254 server, 255 R"(jModulesInfo:[{"file":"/foo/bar.so","triple":"i386-pc-linux"}])", 256 response); 257 258 auto result = async_result.get(); 259 ASSERT_TRUE(result); 260 ASSERT_EQ(0u, result->size()) << "response was: " << response; 261 } 262 } 263 264 TEST_F(GDBRemoteCommunicationClientTest, TestPacketSpeedJSON) { 265 std::thread server_thread([this] { 266 for (;;) { 267 StringExtractorGDBRemote request; 268 PacketResult result = server.GetPacket(request); 269 if (result == PacketResult::ErrorDisconnected) 270 return; 271 ASSERT_EQ(PacketResult::Success, result); 272 StringRef ref = request.GetStringRef(); 273 ASSERT_TRUE(ref.consume_front("qSpeedTest:response_size:")); 274 int size; 275 ASSERT_FALSE(ref.consumeInteger(10, size)) << "ref: " << ref; 276 std::string response(size, 'X'); 277 ASSERT_EQ(PacketResult::Success, server.SendPacket(response)); 278 } 279 }); 280 281 StreamString ss; 282 client.TestPacketSpeed(10, 32, 32, 4096, true, ss); 283 client.Disconnect(); 284 server_thread.join(); 285 286 GTEST_LOG_(INFO) << "Formatted output: " << ss.GetData(); 287 auto object_sp = StructuredData::ParseJSON(ss.GetString()); 288 ASSERT_TRUE(bool(object_sp)); 289 auto dict_sp = object_sp->GetAsDictionary(); 290 ASSERT_TRUE(bool(dict_sp)); 291 292 object_sp = dict_sp->GetValueForKey("packet_speeds"); 293 ASSERT_TRUE(bool(object_sp)); 294 dict_sp = object_sp->GetAsDictionary(); 295 ASSERT_TRUE(bool(dict_sp)); 296 297 int num_packets; 298 ASSERT_TRUE(dict_sp->GetValueForKeyAsInteger("num_packets", num_packets)) 299 << ss.GetString(); 300 ASSERT_EQ(10, num_packets); 301 } 302 303 TEST_F(GDBRemoteCommunicationClientTest, SendSignalsToIgnore) { 304 std::future<Status> result = std::async(std::launch::async, [&] { 305 return client.SendSignalsToIgnore({2, 3, 5, 7, 0xB, 0xD, 0x11}); 306 }); 307 308 HandlePacket(server, "QPassSignals:02;03;05;07;0b;0d;11", "OK"); 309 EXPECT_TRUE(result.get().Success()); 310 311 result = std::async(std::launch::async, [&] { 312 return client.SendSignalsToIgnore(std::vector<int32_t>()); 313 }); 314 315 HandlePacket(server, "QPassSignals:", "OK"); 316 EXPECT_TRUE(result.get().Success()); 317 } 318 319 TEST_F(GDBRemoteCommunicationClientTest, GetMemoryRegionInfo) { 320 const lldb::addr_t addr = 0xa000; 321 MemoryRegionInfo region_info; 322 std::future<Status> result = std::async(std::launch::async, [&] { 323 return client.GetMemoryRegionInfo(addr, region_info); 324 }); 325 326 // name is: /foo/bar.so 327 HandlePacket(server, 328 "qMemoryRegionInfo:a000", 329 "start:a000;size:2000;permissions:rx;name:2f666f6f2f6261722e736f;"); 330 EXPECT_TRUE(result.get().Success()); 331 332 } 333 334 TEST_F(GDBRemoteCommunicationClientTest, GetMemoryRegionInfoInvalidResponse) { 335 const lldb::addr_t addr = 0x4000; 336 MemoryRegionInfo region_info; 337 std::future<Status> result = std::async(std::launch::async, [&] { 338 return client.GetMemoryRegionInfo(addr, region_info); 339 }); 340 341 HandlePacket(server, "qMemoryRegionInfo:4000", "start:4000;size:0000;"); 342 EXPECT_FALSE(result.get().Success()); 343 } 344 345 TEST_F(GDBRemoteCommunicationClientTest, SendStartTracePacket) { 346 TraceOptions options; 347 Status error; 348 349 options.setType(lldb::TraceType::eTraceTypeProcessorTrace); 350 options.setMetaDataBufferSize(8192); 351 options.setTraceBufferSize(8192); 352 options.setThreadID(0x23); 353 354 StructuredData::DictionarySP custom_params = 355 std::make_shared<StructuredData::Dictionary>(); 356 custom_params->AddStringItem("tracetech", "intel-pt"); 357 custom_params->AddIntegerItem("psb", 0x01); 358 359 options.setTraceParams(custom_params); 360 361 std::future<lldb::user_id_t> result = std::async(std::launch::async, [&] { 362 return client.SendStartTracePacket(options, error); 363 }); 364 365 // Since the line is exceeding 80 characters. 366 std::string expected_packet1 = 367 R"(jTraceStart:{"buffersize" : 8192,"metabuffersize" : 8192,"params" :)"; 368 std::string expected_packet2 = 369 R"( {"psb" : 1,"tracetech" : "intel-pt"},"threadid" : 35,"type" : 1})"; 370 HandlePacket(server, (expected_packet1 + expected_packet2), "1"); 371 ASSERT_TRUE(error.Success()); 372 ASSERT_EQ(result.get(), 1u); 373 374 error.Clear(); 375 result = std::async(std::launch::async, [&] { 376 return client.SendStartTracePacket(options, error); 377 }); 378 379 HandlePacket(server, (expected_packet1 + expected_packet2), "E23"); 380 ASSERT_EQ(result.get(), LLDB_INVALID_UID); 381 ASSERT_FALSE(error.Success()); 382 } 383 384 TEST_F(GDBRemoteCommunicationClientTest, SendStopTracePacket) { 385 lldb::tid_t thread_id = 0x23; 386 lldb::user_id_t trace_id = 3; 387 388 std::future<Status> result = std::async(std::launch::async, [&] { 389 return client.SendStopTracePacket(trace_id, thread_id); 390 }); 391 392 const char *expected_packet = 393 R"(jTraceStop:{"threadid" : 35,"traceid" : 3})"; 394 HandlePacket(server, expected_packet, "OK"); 395 ASSERT_TRUE(result.get().Success()); 396 397 result = std::async(std::launch::async, [&] { 398 return client.SendStopTracePacket(trace_id, thread_id); 399 }); 400 401 HandlePacket(server, expected_packet, "E23"); 402 ASSERT_FALSE(result.get().Success()); 403 } 404 405 TEST_F(GDBRemoteCommunicationClientTest, SendGetDataPacket) { 406 lldb::tid_t thread_id = 0x23; 407 lldb::user_id_t trace_id = 3; 408 409 uint8_t buf[32] = {}; 410 llvm::MutableArrayRef<uint8_t> buffer(buf, 32); 411 size_t offset = 0; 412 413 std::future<Status> result = std::async(std::launch::async, [&] { 414 return client.SendGetDataPacket(trace_id, thread_id, buffer, offset); 415 }); 416 417 std::string expected_packet1 = 418 R"(jTraceBufferRead:{"buffersize" : 32,"offset" : 0,"threadid" : 35,)"; 419 std::string expected_packet2 = R"("traceid" : 3})"; 420 HandlePacket(server, expected_packet1+expected_packet2, "123456"); 421 ASSERT_TRUE(result.get().Success()); 422 ASSERT_EQ(buffer.size(), 3u); 423 ASSERT_EQ(buf[0], 0x12); 424 ASSERT_EQ(buf[1], 0x34); 425 ASSERT_EQ(buf[2], 0x56); 426 427 llvm::MutableArrayRef<uint8_t> buffer2(buf, 32); 428 result = std::async(std::launch::async, [&] { 429 return client.SendGetDataPacket(trace_id, thread_id, buffer2, offset); 430 }); 431 432 HandlePacket(server, expected_packet1+expected_packet2, "E23"); 433 ASSERT_FALSE(result.get().Success()); 434 ASSERT_EQ(buffer2.size(), 0u); 435 } 436 437 TEST_F(GDBRemoteCommunicationClientTest, SendGetMetaDataPacket) { 438 lldb::tid_t thread_id = 0x23; 439 lldb::user_id_t trace_id = 3; 440 441 uint8_t buf[32] = {}; 442 llvm::MutableArrayRef<uint8_t> buffer(buf, 32); 443 size_t offset = 0; 444 445 std::future<Status> result = std::async(std::launch::async, [&] { 446 return client.SendGetMetaDataPacket(trace_id, thread_id, buffer, offset); 447 }); 448 449 std::string expected_packet1 = 450 R"(jTraceMetaRead:{"buffersize" : 32,"offset" : 0,"threadid" : 35,)"; 451 std::string expected_packet2 = R"("traceid" : 3})"; 452 HandlePacket(server, expected_packet1+expected_packet2, "123456"); 453 ASSERT_TRUE(result.get().Success()); 454 ASSERT_EQ(buffer.size(), 3u); 455 ASSERT_EQ(buf[0], 0x12); 456 ASSERT_EQ(buf[1], 0x34); 457 ASSERT_EQ(buf[2], 0x56); 458 459 llvm::MutableArrayRef<uint8_t> buffer2(buf, 32); 460 result = std::async(std::launch::async, [&] { 461 return client.SendGetMetaDataPacket(trace_id, thread_id, buffer2, offset); 462 }); 463 464 HandlePacket(server, expected_packet1+expected_packet2, "E23"); 465 ASSERT_FALSE(result.get().Success()); 466 ASSERT_EQ(buffer2.size(), 0u); 467 } 468 469 TEST_F(GDBRemoteCommunicationClientTest, SendGetTraceConfigPacket) { 470 lldb::tid_t thread_id = 0x23; 471 lldb::user_id_t trace_id = 3; 472 TraceOptions options; 473 options.setThreadID(thread_id); 474 475 std::future<Status> result = std::async(std::launch::async, [&] { 476 return client.SendGetTraceConfigPacket(trace_id, options); 477 }); 478 479 const char *expected_packet = 480 R"(jTraceConfigRead:{"threadid" : 35,"traceid" : 3})"; 481 std::string response1 = 482 R"({"buffersize" : 8192,"params" : {"psb" : 1,"tracetech" : "intel-pt"})"; 483 std::string response2 = 484 R"(],"metabuffersize" : 8192,"threadid" : 35,"type" : 1}])"; 485 HandlePacket(server, expected_packet, response1+response2); 486 ASSERT_TRUE(result.get().Success()); 487 ASSERT_EQ(options.getTraceBufferSize(), 8192u); 488 ASSERT_EQ(options.getMetaDataBufferSize(), 8192u); 489 ASSERT_EQ(options.getType(), 1); 490 491 auto custom_params = options.getTraceParams(); 492 493 uint64_t psb_value; 494 llvm::StringRef trace_tech_value; 495 496 ASSERT_TRUE(custom_params); 497 ASSERT_EQ(custom_params->GetType(), eStructuredDataTypeDictionary); 498 ASSERT_TRUE(custom_params->GetValueForKeyAsInteger("psb", psb_value)); 499 ASSERT_EQ(psb_value, 1u); 500 ASSERT_TRUE( 501 custom_params->GetValueForKeyAsString("tracetech", trace_tech_value)); 502 ASSERT_STREQ(trace_tech_value.data(), "intel-pt"); 503 504 // Checking error response. 505 std::future<Status> result2 = std::async(std::launch::async, [&] { 506 return client.SendGetTraceConfigPacket(trace_id, options); 507 }); 508 509 HandlePacket(server, expected_packet, "E23"); 510 ASSERT_FALSE(result2.get().Success()); 511 512 // Wrong JSON as response. 513 std::future<Status> result3 = std::async(std::launch::async, [&] { 514 return client.SendGetTraceConfigPacket(trace_id, options); 515 }); 516 517 std::string incorrect_json1 = 518 R"("buffersize" : 8192,"params" : {"psb" : 1,"tracetech" : "intel-pt"})"; 519 std::string incorrect_json2 = 520 R"(],"metabuffersize" : 8192,"threadid" : 35,"type" : 1}])"; 521 HandlePacket(server, expected_packet, incorrect_json1+incorrect_json2); 522 ASSERT_FALSE(result3.get().Success()); 523 524 // Wrong JSON as custom_params. 525 std::future<Status> result4 = std::async(std::launch::async, [&] { 526 return client.SendGetTraceConfigPacket(trace_id, options); 527 }); 528 529 std::string incorrect_custom_params1 = 530 R"({"buffersize" : 8192,"params" : "psb" : 1,"tracetech" : "intel-pt"})"; 531 std::string incorrect_custom_params2 = 532 R"(],"metabuffersize" : 8192,"threadid" : 35,"type" : 1}])"; 533 HandlePacket(server, expected_packet, incorrect_custom_params1+ 534 incorrect_custom_params2); 535 ASSERT_FALSE(result4.get().Success()); 536 } 537